Qualcomm Snapdragon Mobile up to SD 820 TEE SE API Session Management double free
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.7 | $0-$5k | 0.00 |
A vulnerability was found in Qualcomm Snapdragon Mobile up to SD 820 (Chip Software). It has been rated as critical. Affected by this issue is an unknown code of the component TEE SE API Session Management. The manipulation with an unknown input leads to a double free vulnerability. Using CWE to declare the problem leads to CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. Impacted is confidentiality, integrity, and availability. CVE summarizes:
Double memory free while closing TEE SE API Session management in Snapdragon Mobile in version SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 820.
The bug was discovered 09/04/2018. The weakness was shared 10/23/2018 (Website). The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2017-18297 since 06/15/2018. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 49 days. During that time the estimated underground price was around $5k-$25k.
Upgrading eliminates this vulnerability.
The entries 124288, 124289, 124290 and 125857 are related to this item.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.8VulDB Meta Temp Score: 6.7
VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Double freeCWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
06/15/2018 🔍09/04/2018 🔍
10/23/2018 🔍
10/23/2018 🔍
10/24/2018 🔍
05/30/2023 🔍
Sources
Vendor: qualcomm.comAdvisory: source.android.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2017-18297 (🔍)
SecurityTracker: 1041432
See also: 🔍
Entry
Created: 10/24/2018 06:54Updated: 05/30/2023 15:56
Changes: 10/24/2018 06:54 (59), 05/03/2020 16:23 (2), 05/30/2023 15:56 (4)
Complete: 🔍
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